Too many notifications that keep interrupting you and lose focus and productivity? Too many distractions when teleworking? Afraid of missing important messages or calls? Difficulty having to juggle between several applications to communicate with your contacts? Knock In VIP Messenger is the communication assistant made for you! Knock In VIP Messenger manages for you the multiple communication channels. It interrupts you only for messages from your VIPs and provides a better, user-friendly ex